Home / 1,718,332.80-2,576,527.20-653,409.60

Finding the Fourth Proportional to 1,718,332.80, 2,576,527.20 and 653,409.60

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Solution

The fourth proportional to 1,718,332.80, 2,576,527.20 and 653,409.60 is: 979,744.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,332.80 : 2,576,527.20 = 653,409.60 : x
  2. Step 2: Convert to fraction form
    1,718,332.80/2,576,527.20 = 653,409.60/x
  3. Step 3: Cross multiply
    1,718,332.80x = 2,576,527.20 × 653,409.60
  4. Step 4: Simplify right side
    1,718,332.80x = 1,683,527,607,141.12
  5. Step 5: Solve for x
    x = 1,683,527,607,141.12/1,718,332.80
  6. Step 6: Final answer
    x = 979,744.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.